-97.11% is the change from 693 to 20
Calculation steps:
[( 20 - 693 ) ÷ 693] x 100 = -97.11%
Formula
Percentage change = [(20 - 693) / 693] x 100
Subtract the new number by the original number
20 - 693 = -673
-673 ÷ 693 = -0.9711399711399712
-0.9711399711399712 x 100 = -97.11%